Professor paragon spends at least half an hour before each class cleaning the whiteboard. even streaks from the cleaning spray create an overwhelming tension for him, and he is preoccupied by the idea that previous markings are dirty and will contaminate his notes. over the past month, his inability to stop washing the board has led to increasingly delayed class start times. professor paragon's anxious thoughts are obsessions and these repetitive behaviors are compulsions. Commonly known as OCD, it is a form of anxiety that causes people to suffer from chronic and unavoidable patterns of unwanted intrusive thoughts that can not be suppressed or ignored despite having the desire to do so.
If you're talking current baseball, its the Detroit Tigers, but there used to be a team called The Cleveland Tigers back in the twenties or so.
The best answer for this question would be:
The author had included this part of the paragraph to describe the causes of stress from teens and to derive from its source such as the survey in order for the readers to be informed it is accurate.
<span>Nationalism is the act of perceiving our own nation as better/superior than other country.
During world war I, Germany initiated their war due to this feeling of superiority toward other European nations, and perceived their country as the rightful ruler of the European continent.</span><span />